🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.61 AU - 0.87 AU

Year: 234 Days

Day: 16.2 Hours

Environment

Temp: 197 °C

Axial Tilt: 2.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.85 AU - 1.23 AU

Year: 389 Days

Day: 13.4 Hours

Environment

Temp: 11 °C

Axial Tilt: 6.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Gas Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.3

Radius: 8.1

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 9.33 AU - 11.87 AU

Year: 12669 Days

Day: 7.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 26,521,841 km

• M1: 100,679 km (0.09 R)
• M2: 422,165 km (0.109 R)
• M3: 895,493 km (0.108 R)
• M4: 1,253,032 km (0.064 R)
• M5: 1,539,063 km (0.12 R)
• M6: 2,201,333 km (0.086 R)
• M7: 3,209,174 km (0.068 R)
• M8: 4,496,613 km (0.116 R)
• M9: 6,428,071 km (0.091 R)
• M10: 10,044,749 km (0.086 R)
• M11: 12,494,863 km (0.065 R)
• M12: 14,562,156 km (0.075 R)
• M13: 21,766,789 km (0.107 R)
• M14: 23,769,905 km (0.11 R)
• M15: 24,514,154 km (0.081 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 320 - 15,856 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit